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The 500 metres is an uncommon middle-distance running event in track and field and road running competitions. All-time top 25. i = indoor performance;
A person taking the test covers one eye from 6 metres or 20 feet away, and reads aloud the letters of each row, beginning at the top. The smallest row that can be read accurately indicates the visual acuity in that specific eye. The symbols on an acuity chart are formally known as "optotypes". Variation of Snellen chart with another letter ...
The United States Marine Corps requires that all Marines perform a Physical Fitness Test (PFT) and a Combat Fitness Test (CFT) once each calendar year. The PFT is conducted between January 1 and June 30, [1] and the CFT is conducted between July 1 and December 31. [2] The same standards apply for reservists.
Existing records which predate this requirement are still extant. Athletes who pass the immediate test but are later found to have been using banned substances have their performances invalidated. In running events up to 200 m in distance and in horizontal jump events, wind assistance is permitted only up to 2.0 m/s.
The chart was designed by Ian Bailey [5] and Jan E. Lovie-Kitchin at the National Vision Research Institute of Australia. [1] [3] They described their motivation for designing the LogMAR chart as follows: "We have designed a series of near vision charts in which the typeface, size progression, size range, number of words per row and spacings were chosen in an endeavour to achieve a ...
Glass chart. A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens.
It provides a consistent surface for competitors to test their athletic ability unencumbered by adverse weather conditions. Historically, various forms of dirt, rocks, sand, and crushed cinders were used. Many examples of these varieties of track still exist worldwide. Aerial view of a standard 400-metre running track.
The Army Physical Fitness Test (APFT) was a test designed to measure the muscular strength, endurance, and cardiovascular respiratory fitness of soldiers in the United States Army. The test contained three events: push-ups , sit-ups , and a two-mile run with a soldier scoring from 0 to 100 points in each event based on performance.